Chair



FIG. 1 is a perspective view of a chair showing the new design;

FIG. 2 is a rear view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is another perspective view thereof. 

CLAIM The ornamental design for a chair, as shown and described. 